Indebtedness - Additional Information (Details)																				12 Months Ended
	Jun. 29, 2023 USD ($)	May 19, 2023 USD ($)	Apr. 11, 2023 USD ($)	Apr. 03, 2023 USD ($)	Dec. 20, 2022 USD ($) extension_option	Dec. 06, 2022 USD ($)	Sep. 27, 2022 USD ($)	Aug. 25, 2022 USD ($) extension_option	Aug. 23, 2022 USD ($) extension_option	Aug. 15, 2022 USD ($)	Jul. 22, 2022 USD ($)	Jun. 30, 2022 USD ($)	Jun. 29, 2022 USD ($)	Apr. 25, 2022 USD ($)	Apr. 01, 2022 USD ($)	Mar. 03, 2022 USD ($)	Jan. 19, 2022 USD ($)	Jan. 14, 2022 USD ($)	Jan. 05, 2022 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Aug. 29, 2023 USD ($)	Jan. 14, 2023	Oct. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Aug. 22, 2022 USD ($)	Jan. 04, 2022 USD ($)	Jan. 07, 2021 USD ($)
Debt Instrument [Line Items]
Indebtedness, net																				$ 1,396,965,000	$ 1,068,261,000
Constellation Energy Building
Debt Instrument [Line Items]
Debt, face value																		$ 175,000,000
Membership interest acquired																		79.00%
Economic interest acquired																		11.00%					11.00%
Acquisition, assumption of debt																		$ 156,100,000
Harbor Point Parcel 3 Partnership
Debt Instrument [Line Items]
Outstanding letters of credit																											$ 15,000,000	$ 15,000,000
Payments to acquire equity method investments																			$ 2,600,000
Secured Overnight Financing Rate (SOFR) | Southern Post
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate								2.25%
Bloomberg Short-Term Bank Yield | Constellation Energy Building
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate																		1.50%
New Credit Facility | Harbor Point Parcel 3 Partnership
Debt Instrument [Line Items]
Outstanding letters of credit																												$ 15,000,000
Construction Loans
Debt Instrument [Line Items]
Borrowings under construction loans																				$ 37,400,000	$ 39,800,000
Construction Loans | Southern Post
Debt Instrument [Line Items]
Number of extension options | extension_option								2
Duration of extension option								12 months
Indebtedness, net								$ 73,600,000
Construction Loans | Harbor Point Parcel 3
Debt Instrument [Line Items]
Debt, face value														$ 161,500,000										$ 180,400,000	$ 161,700,000
Secured Debt | Thames Street Wharf
Debt Instrument [Line Items]
Debt, face value				$ 69,000,000
Secured Debt | Market at Mill Creek
Debt Instrument [Line Items]
Repayments of debt			$ 500,000
Secured Debt | Constellation Energy Building
Debt Instrument [Line Items]
Debt, face value				$ 175,000,000
Secured Debt | Delray Beach Plaza
Debt Instrument [Line Items]
Extinguishment of debt																	$ 14,100,000
Secured Debt | Red Mill West Commons
Debt Instrument [Line Items]
Extinguishment of debt																$ 10,300,000
Secured Debt | Hoffler Place
Debt Instrument [Line Items]
Extinguishment of debt															$ 18,400,000
Secured Debt | Summit Place
Debt Instrument [Line Items]
Extinguishment of debt														23,100,000
Secured Debt | Harbor Point Parcel 4
Debt Instrument [Line Items]
Extinguishment of debt														$ 109,700,000
Secured Debt | North Point
Debt Instrument [Line Items]
Extinguishment of debt													$ 1,900,000
Secured Debt | Nexton Square
Debt Instrument [Line Items]
Repayment of debt												$ 20,100,000
Indebtedness, net												$ 22,500,000
Secured Debt | The Residences At Annapolis Junction
Debt Instrument [Line Items]
Extinguishment of debt											$ 84,400,000
Secured Debt | Hilltop Shopping Center
Debt Instrument [Line Items]
Extinguishment of debt										$ 9,400,000
Secured Debt | 1405 Point Street
Debt Instrument [Line Items]
Extinguishment of debt								51,800,000
Secured Debt | Brooks Crossing Office
Debt Instrument [Line Items]
Extinguishment of debt								14,600,000
Secured Debt | One City Center properties
Debt Instrument [Line Items]
Extinguishment of debt								$ 23,600,000
Secured Debt | Liberty Apartments
Debt Instrument [Line Items]
Repayment of debt							$ 13,400,000
Indebtedness, net							$ 21,000,000
Secured Debt | Wills Wharf, Baltimore, Maryland
Debt Instrument [Line Items]
Extinguishment of debt						$ 64,300,000
Secured Debt | 249 Central Park Retail
Debt Instrument [Line Items]
Extinguishment of debt						16,100,000
Secured Debt | Fountain Plaza Retail
Debt Instrument [Line Items]
Extinguishment of debt						9,700,000
Secured Debt | South Retail
Debt Instrument [Line Items]
Extinguishment of debt						7,100,000
Secured Debt | The Everly
Debt Instrument [Line Items]
Number of extension options | extension_option					2
Duration of extension option					12 months
Repayment of debt					$ 29,600,000
Indebtedness, net					$ 30,000,000
Secured Debt | Secured Overnight Financing Rate (SOFR) | Thames Street Wharf
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate				1.30%																1.30%
Credit spread adjustment				0.10%
Secured Debt | Secured Overnight Financing Rate (SOFR) | Constellation Energy Building
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate				1.50%																1.50%
Credit spread adjustment				0.11%
Secured Debt | Secured Overnight Financing Rate (SOFR) | Nexton Square
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate												1.95%								1.95%
Secured Debt | Secured Overnight Financing Rate (SOFR) | Liberty Apartments
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate							1.50%													1.50%
Secured Debt | Secured Overnight Financing Rate (SOFR) | The Everly
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate					1.50%															1.50%
Secured Debt | Minimum | Secured Overnight Financing Rate (SOFR) | Nexton Square
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate												0.30%
Amended And Restated Credit Agreement | Line of Credit
Debt Instrument [Line Items]
Aggregate capacity under the credit facility									$ 550,000,000
Accordion feature maximum borrowing capacity									1,000,000,000
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Aggregate capacity under the credit facility									$ 250,000,000													$ 355,000,000
Number of extension options | extension_option									2
Duration of extension option									6 months
Extension fee percentage									0.075%
Increased the capacity of the revolving credit facility																						105,000,000
Line of credit, amount outstanding																				$ 267,000,000
Interest rate on credit facility as of end of period (as a percent)																				6.85%
Interest rate on credit facility as of end of period after giving effect to interest rate caps and swaps																				4.41%
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility | Minimum
Debt Instrument [Line Items]
Unused commitment fee									0.15%
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility | Minimum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate									1.30%
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility | Maximum
Debt Instrument [Line Items]
Unused commitment fee									0.25%
Amended And Restated Credit Agreement | Line of Credit | Revolving Credit Facility | Maximum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate									1.85%
Amended And Restated Credit Agreement | Line of Credit | Unsecured Debt
Debt Instrument [Line Items]
Aggregate capacity under the credit facility									$ 300,000,000													$ 655,000,000
Credit spread adjustment									0.10%
Line of credit, amount outstanding																				$ 300,000,000
Interest rate on credit facility as of end of period (as a percent)																				6.75%
Interest rate on credit facility as of end of period after giving effect to interest rate caps and swaps																				3.08%
Amended And Restated Credit Agreement | Line of Credit | Unsecured Debt | Minimum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate									1.25%
Amended And Restated Credit Agreement | Line of Credit | Unsecured Debt | Maximum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate									1.80%
Prior Credit Agreement | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Aggregate capacity under the credit facility																										$ 150,000,000
Prior Credit Agreement | Line of Credit | Unsecured Debt
Debt Instrument [Line Items]
Aggregate capacity under the credit facility																										$ 205,000,000
M&T Term Loan Agreement | Line of Credit
Debt Instrument [Line Items]
Aggregate capacity under the credit facility						100,000,000
Accordion feature maximum borrowing capacity						$ 200,000,000
M&T Term Loan Agreement | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Duration of extension option						1 year
Extension fee percentage						0.075%
Credit spread adjustment						0.10%
Line of credit, amount outstanding																				$ 100,000,000
Interest rate on credit facility as of end of period (as a percent)																				6.75%
Interest rate on credit facility as of end of period after giving effect to interest rate caps and swaps																				4.90%
M&T Term Loan Agreement | Line of Credit | Revolving Credit Facility | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate						1.00%
M&T Term Loan Agreement | Line of Credit | Revolving Credit Facility | Federal Funds Rate
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate						0.50%
TD Term Loan Facility | Line of Credit
Debt Instrument [Line Items]
Aggregate capacity under the credit facility		$ 75,000,000
Accordion feature maximum borrowing capacity		$ 150,000,000
TD Term Loan Facility | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Duration of extension option		1 year
Extension fee percentage		0.15%
Credit spread adjustment		0.10%
TD term loan	$ 95,000,000
Line of credit, amount outstanding																				$ 95,000,000
Interest rate on credit facility as of end of period (as a percent)																				6.85%
Interest rate on credit facility as of end of period after giving effect to interest rate caps and swaps																				4.70%
TD Term Loan Facility | Line of Credit | Revolving Credit Facility | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate		1.00%
TD Term Loan Facility | Line of Credit | Revolving Credit Facility | Federal Funds Rate
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate		0.50%
TD Term Loan Facility | Line of Credit | Revolving Credit Facility | Base Rate
Debt Instrument [Line Items]
Stated interest rate, basis spread on variable rate		1.00%